diff options
| -rw-r--r-- | board/freescale/mx6sl_arm2/mx6sl_arm2.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/board/freescale/mx6sl_arm2/mx6sl_arm2.c b/board/freescale/mx6sl_arm2/mx6sl_arm2.c index c6c3e8e..cff96c0 100644 --- a/board/freescale/mx6sl_arm2/mx6sl_arm2.c +++ b/board/freescale/mx6sl_arm2/mx6sl_arm2.c @@ -593,7 +593,16 @@ iomux_v3_cfg_t enet_pads[] = { #else MX6SL_PAD_FEC_REF_CLK__GPIO_4_26, /* clock from OSC */ #endif - MX6SL_PAD_FEC_RX_ER__FEC_RX_ER, + + /* + * Since FEC_RX_ER is not connected with PHY(LAN8720A), we need + * either configure FEC_RX_ER PAD to other mode than FEC_RX_ER, + * or configure FEC_RX_ER PAD to FEC_RX_ER but need pull it down, + * otherwise, FEC MAC will report CRC error always. We configure + * FEC_RX_ER PAD to GPIO mode here. + */ + + MX6SL_PAD_FEC_RX_ER__GPIO_4_19, MX6SL_PAD_FEC_TX_CLK__GPIO_4_21, /* Phy power enable */ }; |